leader of the Islamic Group/ leader of Al-Gama'a al-Islamiyya

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Note added at 9 mins (2013-06-19 22:34:26 GMT)
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It could also be translated into
Emir of the Islamic Group
http://altahrir.wordpress.com/2012/04/10/statement-of-meetin...
http://www.flickr.com/photos/libyan_soup/4152877974/
http://www.al-monitor.com/pulse/originals/2013/01/iraqi-kurd...

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Note added at 10 mins (2013-06-19 22:35:32 GMT)
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Leader of the Islamic Group
http://bigstory.ap.org/article/trinidad-islamic-group-leader...
http://worldnews.about.com/od/terrorism/tp/Behind-Al-Qaeda.h...
http://topics.nytimes.com/topics/reference/timestopics/organ...


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Note added at 13 mins (2013-06-19 22:37:53 GMT)
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Leader of Al-Gama'a al-Islamiyya
Bin Laden is a financier of the Kunar and Khost training camps in Afghanistan where many of the recruits from these groups were trained.[4] Both Ayman Zawahri and Refaei Ahmed Taha, another leader of Al-Gama'a al-Islamiyya, are believed to be living somewhere near, or with, Bin Laden in Afghanistan
http://cns.miis.edu/archive/wtc01/algamaa.htm

Abdel-Rahman was accused of being the leader of Al-Gama'a al-Islamiyya (also known as "The Islamic Group"), a militant Islamist movement in Egypt that is considered a terrorist organization by the United States and Egyptian governments.
http://en.wikipedia.org/wiki/Omar_Abdel-Rahman